Wolfenstein: The Old Blood has a total of 83 collectibles: 64 Gold Items, 10 Letters, and 9 Nightmare Levels.

Wolfenstein: The Old Blood Collectibles

The collectibles are spread across 8 chapters and unlocks following Achievements/Trophies:

All that Glitters

Glittering Gold

The Ecstasy of Gold

Gold Master

Paperboy

Postman

Note that the guide does not provide a walkthrough of the Nightmare Levels, but only details of their locations:

Prologue

Nightmare Level 1Location: Once you come out of the elevator, head right and open up the locked door ahead – you will need a key found earlier in the level. Open the gate and go down the stairs. Once you are down, check the left cubicle on the left side.

Helga’s LetterLocation: Once you secure the office, a teammate will drop down a ladder. Climb the ladder and head inside the room on the right hand. Once inside, check the table to find the letter.

Chapter 1: Prison

Laiti’s LetterLocation: Once you wake up, turn around and look for a small gap in the wall (in the lower end). You just need to peek through the wall to trigger a cut-scene and acquire the letter.

Gold Item #1Location: Once you get to the section where you need to use your pipe to climb a wall, go up and head inside the vents. Instead of going left to continue the chapter, go right and collect the Gold Item.

Gold Item #2Location: After you go through the gate, you will come to a fenced bridge. You need to cross the bridge to come across a mine-cart in front of you. From the area, check the corner to find the Gold Item.

Gold Item #3Location: After you come down from the elevator and kill a super-soldier, use your pipe to climb the wooden structure in front of you. Once you climb it, check the window pane on the left side to find the collectible.

Gold Item #4Location: Once you enter the sewers area, you need to go to the backside of the area to find the Gold Item.

Gold Item #5Location: After you reach E/F cell blocks, you will get attacked by dogs. From the area, you need to enter E bank of the cell block to find the Gold Item.

Nightmare Level 2Location: Once you reach the large circular area, go to cell C4, go down the hatch, and interact with the bed.

Gold Item #6Location: Once you reach the large metal dog, climb up the grate on the left side. After you land on the ground, check the left area of the cell block to find the Gold Item.

Gold Item #7Location: Near the very end of the chapter, you will come across large turbines. From the area, cross the bridge on the backside and you will see a red light in front of you. From the red light, head right and go down the path. You will have to destroy a box to open up a vent entrance containing the collectible.

Gold Item #8Location: Near the very end of the chapter, you will have to turn on the power. Before you do so, go straight ahead from your objective to find the last Gold Item of the chapter.

Chapter 2: Docks

Gold Item #9Location: After you get off the boat, you will see a metallic structure immersed in water. You need to dive into the water and check the area near the metallic structure to find the Gold Item.

Nightmare Level 3Location: You will see a boat opposite to the large gate that you will have to open to progress through the chapter. Head inside the boat and activate the switch. The boat will take you to a small station.

Once you reach the new area, check the right-hand corner of the area to find the Nightmare Level.

Gold Item #10Location: Once you head inside the indoor area, continue ahead and go inside a small room with a rolled-up red carpet next to two upside-down wooden chairs. You need to check the area to find the Gold Item.

The room is directly in front of the office.

Gold Item #11Location: You need to pick up the key from the office and use it to open up the locked door on the left-side of the statue in the main hallway. Go through the door and cross the gap to find the Gold Item on the right-side of the area.

Gold Item #12Location: After you fall into the water, turn right and swim to section guarded with wooden planks. Despite the wooden planks, you should no difficulty grabbing the Gold Item.

Gold Item #13Location: You need to go through the tunnels and instead of turning left, turn right and find the Gold Item near the tomb.

Gold Item #14Location: After you have picked up the Gold Item #13, climb up the wooden beams and follow them to reach a secret area. Once you have reached the secret area, jump down and grab the Gold Item.

Gold Item #15Location: Once you reach the large open area with a balcony and a large red towel, go towards the main hallway and head inside the second door on the left-side. You will see a small opening in the wall on the left-hand side. Drop down and follow the area to find the collectible.

Gold Item #16Location: Gold Item #16 is located at the base of a statue in the middle of the large castle. You will have to enter the castle to interact with a switch.

Chapter 3: Wolfenstein Keep

Gold Item #17Location: From the area where you begin at the top of some wooden beams, you need to reach the very center of the room and drop down to collect the Gold Item from a table.

Ingrid’s LetterLocation: To find Ingrid’s Letter, you need to find a paintaing of a soldier with a skull amidst some books in the background. Head inside the room right next to the painting and check the fireplace to find the letter.

Gold Item #18Location: Grab Ingrid’s Letter and turn around to interact with ‘Hamlet’ on the bookshelf to open up a secret passage leading to the next Gold Item.

Nightmare Level 4Location: To find Nightmare Level 4, you need to find the long area with a large dining table in very center of the room. From the area, go to the second floor and reach a small hallway.

Once you are in the hallway, open up a grate and drop down twice to find a bed leading you to Nightmare Level 4.

Gold Item #19Location: In order to progress through the chapter, you will have to go through a grate with a blue hole in it. But before you go any further, go up the stairs and follow the area to reach the Gold Item lying at the very end of the balcony.

Gold Item #20Location: You need to pass through a small grate to come to a large library. Once you arrive at the library, turn right and check the top of the book to find the Gold Item.

Gold Item #21Location: You need to pass through a small grate to come to a large library. Once you arrive at the library, continue ahead (across the central staircase) and check the bookshelf on the left-hand side to find the Gold Item.

Gold Item #22Location: While in the library, go to the second floor and reach the balcony from near the red flag in the area. After reaching the balcony, check the right-hand area to find the Gold Item.

Gold Item #23Location: Collect Gold Item #22 and come out to grab the key from the right-hand side of the balcony entrance. You need to use the key on the central painting in the room (the one with the king) to open up a secret passage.

Once you are inside, check the right-hand side area to find the Gold Item.

Al-Burani’s LetterLocation: Collect Gold Item #22 and come out to grab the key from the right-hand side of the balcony entrance. You need to use the key on the central painting in the room (the one with the king) to open up a secret passage.

Once you are inside, check the left-hand side area to find Al-Burani’s Letter.

Gold Item #24Location: From the area with an Electric Chair in the middle, continue ahead through the back door and open up the grate in the ceiling to access a secret passageway. Once you are up, crouch and see under the pipes to find the Gold Item.

Chapter 4: Escape!

Gold Item #25Location: While on your way to power up the tram, check the table placed opposite of the switch you need to press in order to progress through the chapter.

Gold Item #26Location: You will find Gold Item #26 lying on an open briefcase placed on a wooden bench near the central tram.

Gold Item #27Location: Once you use the tram to reach the new area, go through the outer edges of the balcony to find the Gold Item lying in a corner; near some crates.

Gold Item #28Location: After you arrive at the cavern from the water, climb up the slope on your left-hand side and slider under a small opening to get the Gold Item.

Gold Item #29Location: After you get off the elevator, use your pipes to scale the wall on the left-hand side and climb up to reach the Gold Item.

Gold Item #30Location: After you scale through the suspended wooden platforms, you will have to jump across to reach the new area. Once you arrive in the new area, search the area to find the Gold Item.

Gold Item #31Location: After you get off the elevator and clear some enemies, check the small office on the right-hand side. You need to check the open vault to find the Gold Item.

Nightmare Level 5Location: After you arrive in the tavern in the village, reach the first floor of the area and interact with the bed to initiate the Nightmare Level.

Gold Item #32Location: After you acquire Nightmare Level, follow the path and you will find the Gold Item near the end of the path.

Sophie’s LetterLocation: Just before you complete the mission, check the table with a candle on it to find Sophie’s Letter.